increased request body size

Author: Roee-87

src/rest/mod.rs

@@ -199,8 +199,9 @@ impl<N: Network, C: ConsensusStorage<N>> Rest<N, C> {
             .layer(middleware::map_request(log_middleware))
             // Enable CORS.
             .layer(cors)
-            // Cap the request body size at 512KiB.
-            .layer(DefaultBodyLimit::max(512 * 1024))
+            // Cap the request body size at 2MiB to match snarkVM V14's 768 KiB binary transaction limit
+            // (JSON encoding of verifying-key arrays is typically 2-3x the binary size).
+            .layer(DefaultBodyLimit::max(2 * 1024 * 1024))
             .layer(governor_layer)
     }